USMLE Step 2 CK Lecture Notes 2019: Obstetrics/Gynecology (Kaplan Test Prep)

Table I-7-1. Syphilis   in  Pregnancy

Characteristic Primary Secondary

Classic lesion Chancre Condyloma lata (“money spots”)

Extent of disease Localized Systemic

VDRL    (–)

Darkfield   (+)

FTA-ABS (+)

VDRL    (+)

Darkfield   (+)

FTA-ABS (+)

Fetal infection rate 60% 60%

Treatment of choice Penicillin Penicillin

Figure I-7-2. Maternal  Syphilis

ataxia),    or  bone    (osteitis). Not only    are the blood   tests   positive,   but also    the

cerebrospinal   fluid   will    be  positive    with    CNS involvement.

Lab tests (VDRL, Darkfield, FTA-ABS)

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